Base | Representation |
---|---|
bin | 11011000111011… |
… | …111001110011100 |
3 | 1011201001201222022 |
4 | 123013133032130 |
5 | 1412431311430 |
6 | 113051035312 |
7 | 14162664152 |
oct | 3307371634 |
9 | 1151051868 |
10 | 454947740 |
11 | 213895a75 |
12 | 10843bb38 |
13 | 7333ca60 |
14 | 445c93d2 |
15 | 29e194e5 |
hex | 1b1df39c |
454947740 has 48 divisors (see below), whose sum is σ = 1052835168. Its totient is φ = 164070144.
The previous prime is 454947721. The next prime is 454947743. The reversal of 454947740 is 47749454.
It is a super-2 number, since 2×4549477402 = 413954892262215200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 454947691 and 454947700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (454947743) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9167 + ... + 31526.
It is an arithmetic number, because the mean of its divisors is an integer number (21934066).
Almost surely, 2454947740 is an apocalyptic number.
It is an amenable number.
454947740 is an abundant number, since it is smaller than the sum of its proper divisors (597887428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
454947740 is a wasteful number, since it uses less digits than its factorization.
454947740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40758 (or 40756 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 44.
The square root of 454947740 is about 21329.5039792303. The cubic root of 454947740 is about 769.1077200048.
The spelling of 454947740 in words is "four hundred fifty-four million, nine hundred forty-seven thousand, seven hundred forty".
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